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CVE-2021-3672

Description

A flaw was found in c-ares library, where a missing input validation check of host names returned by DNS (Domain Name Servers) can lead to output of wrong hostnames which might potentially lead to Domain Hijacking. The highest threat from this vulnerability is to confidentiality and integrity as well as system availability.

Risk Information

Base Score
5.6
MODERATE
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
EPSS Score
Exploitation Probability
0.055

Associated Vulnerability

VulnerabilityOS Platform
library for asynchronous name resolution (USN-5034-1) libc-ares2_1.14.0-1ubuntu0.1_i386.debLinux
library for asynchronous name resolution (USN-5034-1) libc-ares2_1.14.0-1ubuntu0.1_amd64.debLinux
library for asynchronous name resolution (USN-5034-1) libc-ares2_1.15.0-1ubuntu0.1_i386.debLinux
library for asynchronous name resolution (USN-5034-1) libc-ares2_1.15.0-1ubuntu0.1_amd64.debLinux
library for asynchronous name resolution (USN-5034-1) libc-ares2_1.17.1-1ubuntu0.1_i386.debLinux
library for asynchronous name resolution (USN-5034-1) libc-ares2_1.17.1-1ubuntu0.1_amd64.debLinux
SUSE-SU-2021:2690-1(SUSE Linux Enterprise Server 12-SP5 ) libcares2-1.9.1-9.7.1.x86_64.rpmLinux
SUSE-SU-2021:2690-1(SUSE Linux Enterprise Server 12-SP5 ) libcares2-debuginfo-1.9.1-9.7.1.x86_64.rpmLinux
SUSE-SU-2021:2690-1(SUSE Linux Enterprise Server 12-SP5 ) libcares2-debugsource-1.9.1-9.7.1.x86_64.rpmLinux
(RHSA-2021:3623) nodejs:12 security and bug fix update nodejs-12.22.5-1.module+el8.4.0+12242+af52a4c7.x86_64.rpmLinux
(RHSA-2021:3623) nodejs:12 security and bug fix update nodejs-debugsource-12.22.5-1.module+el8.4.0+12242+af52a4c7.x86_64.rpmLinux
(RHSA-2021:3623) nodejs:12 security and bug fix update nodejs-devel-12.22.5-1.module+el8.4.0+12242+af52a4c7.x86_64.rpmLinux
(RHSA-2021:3623) nodejs:12 security and bug fix update nodejs-docs-12.22.5-1.module+el8.4.0+12242+af52a4c7.noarch.rpmLinux
(RHSA-2021:3623) nodejs:12 security and bug fix update nodejs-full-i18n-12.22.5-1.module+el8.4.0+12242+af52a4c7.x86_64.rpmLinux
(RHSA-2021:3623) nodejs:12 security and bug fix update npm-6.14.14-1.12.22.5.1.module+el8.4.0+12242+af52a4c7.x86_64.rpmLinux
Nodejs update (ELSA-2021-3623) nodejs-12.22.5-1.module+el8.4.0+20308+065a70e3.x86_64.rpmLinux
Nodejs-devel update (ELSA-2021-3623) nodejs-devel-12.22.5-1.module+el8.4.0+20308+065a70e3.x86_64.rpmLinux
Nodejs-docs update (ELSA-2021-3623) nodejs-docs-12.22.5-1.module+el8.4.0+20308+065a70e3.noarch.rpmLinux
Nodejs-full-i18n update (ELSA-2021-3623) nodejs-full-i18n-12.22.5-1.module+el8.4.0+20308+065a70e3.x86_64.rpmLinux
Nodejs-nodemon update (ELSA-2021-3623) nodejs-nodemon-2.0.3-1.module+el8.4.0+20281+eb64e322.noarch.rpmLinux
Nodejs-packaging update (ELSA-2021-3623) nodejs-packaging-17-3.module+el8.1.0+5393+aaf413e3.noarch.rpmLinux
Npm update (ELSA-2021-3623) npm-6.14.14-1.12.22.5.1.module+el8.4.0+20308+065a70e3.x86_64.rpmLinux
(RHSA-2021:3666) nodejs:14 security and bug fix update nodejs-14.17.5-1.module+el8.4.0+12247+e2879e58.x86_64.rpmLinux
(RHSA-2021:3666) nodejs:14 security and bug fix update nodejs-debugsource-14.17.5-1.module+el8.4.0+12247+e2879e58.x86_64.rpmLinux
(RHSA-2021:3666) nodejs:14 security and bug fix update nodejs-devel-14.17.5-1.module+el8.4.0+12247+e2879e58.x86_64.rpmLinux
(RHSA-2021:3666) nodejs:14 security and bug fix update nodejs-docs-14.17.5-1.module+el8.4.0+12247+e2879e58.noarch.rpmLinux
(RHSA-2021:3666) nodejs:14 security and bug fix update nodejs-full-i18n-14.17.5-1.module+el8.4.0+12247+e2879e58.x86_64.rpmLinux
(RHSA-2021:3666) nodejs:14 security and bug fix update npm-6.14.14-1.14.17.5.1.module+el8.4.0+12247+e2879e58.x86_64.rpmLinux
Nodejs update (ELSA-2021-3666) nodejs-14.17.5-1.module+el8.4.0+20313+f90c2973.x86_64.rpmLinux
Nodejs-devel update (ELSA-2021-3666) nodejs-devel-14.17.5-1.module+el8.4.0+20313+f90c2973.x86_64.rpmLinux
Nodejs-docs update (ELSA-2021-3666) nodejs-docs-14.17.5-1.module+el8.4.0+20313+f90c2973.noarch.rpmLinux
Nodejs-full-i18n update (ELSA-2021-3666) nodejs-full-i18n-14.17.5-1.module+el8.4.0+20313+f90c2973.x86_64.rpmLinux
Nodejs-nodemon update (ELSA-2021-3666) nodejs-nodemon-2.0.3-1.module+el8.3.0+7818+6cd30d85.noarch.rpmLinux
Nodejs-packaging update (ELSA-2021-3666) nodejs-packaging-23-3.module+el8.3.0+7818+6cd30d85.noarch.rpmLinux
Npm update (ELSA-2021-3666) npm-6.14.14-1.14.17.5.1.module+el8.4.0+20313+f90c2973.x86_64.rpmLinux
(RHSA-2022:2043) c-ares security update c-ares-debugsource-1.13.0-6.el8.i686.rpmLinux
(RHSA-2022:2043) c-ares security update c-ares-debugsource-1.13.0-6.el8.x86_64.rpmLinux
nodejs:12 security and bug fix update (RLSA-2021:3623) npm-6.14.14-1.12.22.5.1.module+el8.4.0+647+e905fa21.x86_64.rpmLinux
nodejs:12 security and bug fix update (RLSA-2021:3623) c-ares-1.13.0-6.el8.i686.rpmLinux
nodejs:12 security and bug fix update (RLSA-2021:3623) c-ares-1.13.0-6.el8.x86_64.rpmLinux
nodejs:12 security and bug fix update (RLSA-2021:3623) nodejs-12.22.5-1.module+el8.4.0+647+e905fa21.x86_64.rpmLinux
nodejs:12 security and bug fix update (RLSA-2021:3623) nodejs-docs-12.22.5-1.module+el8.4.0+647+e905fa21.noarch.rpmLinux
nodejs:12 security and bug fix update (RLSA-2021:3623) c-ares-devel-1.13.0-6.el8.i686.rpmLinux
nodejs:12 security and bug fix update (RLSA-2021:3623) c-ares-devel-1.13.0-6.el8.x86_64.rpmLinux
nodejs:12 security and bug fix update (RLSA-2021:3623) nodejs-devel-12.22.5-1.module+el8.4.0+647+e905fa21.x86_64.rpmLinux
nodejs:12 security and bug fix update (RLSA-2021:3623) nodejs-full-i18n-12.22.5-1.module+el8.4.0+647+e905fa21.x86_64.rpmLinux
nodejs:12 security and bug fix update (RLSA-2021:3623) nodejs-packaging-23-3.module+el8.5.0+733+de4fee6c.noarch.rpmLinux
(RHSA-2021:3623)Important: security and bug fix update nodejs-debuginfo-12.22.5-1.module+el8.4.0+12242+af52a4c7.x86_64.rpmLinux
(RHSA-2021:3623)Important: security and bug fix update nodejs-nodemon-2.0.3-1.module+el8.4.0+11732+c668cc9f.noarch.rpmLinux
(RHSA-2021:3623)Important: security and bug fix update nodejs-packaging-17-3.module+el8.1.0+3369+37ae6a45.noarch.rpmLinux
SUSE-SU-2021:2760-1(SUSE Linux Enterprise Module for Basesystem 15-SP3 ) libcares2-1.17.1+20200724-3.14.1.x86_64.rpmLinux
SUSE-SU-2021:2760-1(SUSE Linux Enterprise Module for Basesystem 15-SP3 ) c-ares-devel-1.17.1+20200724-3.14.1.x86_64.rpmLinux
SUSE-SU-2021:2760-1(SUSE Linux Enterprise Module for Basesystem 15-SP3 ) c-ares-debugsource-1.17.1+20200724-3.14.1.x86_64.rpmLinux
SUSE-SU-2021:2760-1(SUSE Linux Enterprise Module for Basesystem 15-SP3 ) libcares2-debuginfo-1.17.1+20200724-3.14.1.x86_64.rpmLinux
Important: nodejs:12 security and bug fix update nodejs-packaging-17-3.module_el8.3.0+2023+d2377ea3.noarch.rpmLinux
Important: nodejs:12 security and bug fix update nodejs-packaging-17-3.module_el8.4.0+2521+c668cc9f.noarch.rpmLinux
Important: nodejs:14 security and bug fix update nodejs-nodemon-2.0.3-1.module_el8.4.0+2521+c668cc9f.noarch.rpmLinux
nodejs:12 security and bug fix update (RLSA-2021:3623) nodejs-nodemon-2.0.3-1.module+el8.6.0+982+9fdca2d4.noarch.rpmLinux
nodejs:14 security and bug fix update (RLSA-2021:3666) nodejs-packaging-23-3.module+el8.7.0+1071+4bdda2a8.noarch.rpmLinux
nodejs:14 security and bug fix update (RLSA-2021:3666) nodejs-nodemon-2.0.3-1.module+el8.6.0+982+9fdca2d4.noarch.rpmLinux
Npm update (ELSA-2025-8514) npm-10.8.2-1.20.19.2.1.module+el8.10.0+90611+29f3ae1e.x86_64.rpmLinux
Nodejs-packaging-bundler update (ELSA-2025-8514) nodejs-packaging-bundler-2021.06-4.module+el8.10.0+90611+29f3ae1e.noarch.rpmLinux
Nodejs-packaging update (ELSA-2025-8514) nodejs-packaging-2021.06-4.module+el8.10.0+90611+29f3ae1e.noarch.rpmLinux
Nodejs-nodemon update (ELSA-2025-8514) nodejs-nodemon-3.0.1-1.module+el8.10.0+90611+29f3ae1e.noarch.rpmLinux
Nodejs-full-i18n update (ELSA-2025-8514) nodejs-full-i18n-20.19.2-1.module+el8.10.0+90611+29f3ae1e.x86_64.rpmLinux
Nodejs-docs update (ELSA-2025-8514) nodejs-docs-20.19.2-1.module+el8.10.0+90611+29f3ae1e.noarch.rpmLinux
Nodejs-devel update (ELSA-2025-8514) nodejs-devel-20.19.2-1.module+el8.10.0+90611+29f3ae1e.x86_64.rpmLinux
Nodejs update (ELSA-2025-8514) nodejs-20.19.2-1.module+el8.10.0+90611+29f3ae1e.x86_64.rpmLinux
Improper Neutralization of Input During Web Page Generation (Cross-site Scripting) Vulnerability (CVE-2021-3672)NCM

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234